From mboxrd@z Thu Jan 1 00:00:00 1970 From: jonas.jensen@gmail.com (Jonas Jensen) Date: Mon, 25 Nov 2013 16:27:07 +0100 Subject: [PATCH v2 5/6] net: MOXA ART: generate random address In-Reply-To: <1385393228-22416-1-git-send-email-jonas.jensen@gmail.com> References: <1385393228-22416-1-git-send-email-jonas.jensen@gmail.com> Message-ID: <1385393228-22416-5-git-send-email-jonas.jensen@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The address register is zero:ed on boot, fill it with a randomly generated address on probe. Signed-off-by: Jonas Jensen --- Notes: Applies to next-20131125 drivers/net/ethernet/moxa/moxart_ether.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c index d1c4a83..ef7a347 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.c +++ b/drivers/net/ethernet/moxa/moxart_ether.c @@ -734,6 +734,12 @@ static int moxart_mac_probe(struct platform_device *pdev) goto init_fail; } + if (!is_valid_ether_addr(ndev->dev_addr)) { + eth_hw_addr_random(ndev); + netdev_info(ndev, "generated random MAC address %pM\n", + ndev->dev_addr); + } + netdev_dbg(ndev, "%s: IRQ=%d address=%pM\n", __func__, ndev->irq, ndev->dev_addr); -- 1.8.2.1